Small Snowmobile Triggered Avalanche Airplane Bowl

From Obs: "Today I watched as a sledder dropped a cornice causing the cornice to fall triggering an avalanche chasing him down the hill. The snowpack consisted of a wind slab on top of near-surface facets and a couple buried layers of surface hoar." Photo: B Rasmussen

Location
Lionhead Ridge
Advisory Year
21-22
Lionhead Range, 2022-02-07